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4534428 = 2231792111
BaseRepresentation
bin10001010011000010011100
322112101001210
4101103002130
52130100203
6241104420
753353623
oct21230234
98471053
104534428
112617868
121628110
13c29bc2
148606ba
155e8803
hex45309c

4534428 has 24 divisors (see below), whose sum is σ = 10644480. Its totient is φ = 1502320.

The previous prime is 4534423. The next prime is 4534447. The reversal of 4534428 is 8244354.

It is a super-2 number, since 2×45344282 = 41122074574368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4534395 and 4534404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4534421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1093 + ... + 3203.

It is an arithmetic number, because the mean of its divisors is an integer number (443520).

Almost surely, 24534428 is an apocalyptic number.

It is an amenable number.

4534428 is an abundant number, since it is smaller than the sum of its proper divisors (6110052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4534428 is a wasteful number, since it uses less digits than its factorization.

4534428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297 (or 2295 counting only the distinct ones).

The product of its digits is 15360, while the sum is 30.

The square root of 4534428 is about 2129.4196392445. The cubic root of 4534428 is about 165.5163256714.

The spelling of 4534428 in words is "four million, five hundred thirty-four thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 12 179 358 537 716 1074 2111 2148 4222 6333 8444 12666 25332 377869 755738 1133607 1511476 2267214 4534428